Guest Stars Randy Flagler as Firefighter Harold Capp Annie Ilonzeh as Paramedic Emily Foster Treat Williams as Benny Severide Steven Boyer as Assistant Deputy Commissioner Jerry Gorsch Kate Villanova as Naomi Graham Co Starring Anthony Ferraris as Squad 3 Driver Tony Ferraris Daniel Kyri as Darren Ritter Tirf Alexius as Security Guard Paul D'Addario as Trailer Park Manager Joe D. Lauck as Terry Eric Loughlin as Jake Marc McHone as Donald Calvin Marty as Phil Karla Serrato as Sarah Jen Chada as Assistant John T. O'Brien as Male Doctor Nick Cosgrove as Customs Agent Annie Rix as Woman Uncredited Anne Lockhart voices Dispatcher